Don't stop constraints processing if all type variables have proper equality constraints

Those type variable may have other constraints after incorporation into which, the constraint error may appear

^KT-42042 Fixed

compiler/testData/diagnostics/tests/inference/constraints/manyConstraintsDueToFlexibleRawTypes.kt

@@ -28,5 +28,5 @@ abstract class MySettingsListener<S extends MyComparableSettings> {}
 fun test() {
     val a = MySettings.getSettings()
     a.getLinkedProjectsSettings()
-    a.<!DEBUG_INFO_ELEMENT_WITH_ERROR_TYPE{OI}, TYPE_INFERENCE_UPPER_BOUND_VIOLATED{OI}!>linkedProjectsSettings<!>
+    a.<!DEBUG_INFO_ELEMENT_WITH_ERROR_TYPE{OI}, TYPE_INFERENCE_UPPER_BOUND_VIOLATED{OI}, UNRESOLVED_REFERENCE_WRONG_RECEIVER!>linkedProjectsSettings<!>
 }